Home / 736,907.60-1,105,361.40-649,816.40

Finding the Fourth Proportional to 736,907.60, 1,105,361.40 and 649,816.40

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Solution

The fourth proportional to 736,907.60, 1,105,361.40 and 649,816.40 is: 974,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,907.60 : 1,105,361.40 = 649,816.40 : x
  2. Step 2: Convert to fraction form
    736,907.60/1,105,361.40 = 649,816.40/x
  3. Step 3: Cross multiply
    736,907.60x = 1,105,361.40 × 649,816.40
  4. Step 4: Simplify right side
    736,907.60x = 718,281,965,646.96
  5. Step 5: Solve for x
    x = 718,281,965,646.96/736,907.60
  6. Step 6: Final answer
    x = 974,724.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.